20121949614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257973713}}^1$

素因数の和:257973731

約数の個数: 16

約数和(自身を含む): 43339583952

約数和(自身を除く): 23217634338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257973713, 515947426, 773921139, 1547842278, 3353658269, 6707316538, 10060974807, 20121949614]

約数ペア:

[(1, 20121949614), (2, 10060974807), (3, 6707316538), (6, 3353658269), (13, 1547842278), (26, 773921139), (39, 515947426), (78, 257973713)]